gcc/ChangeLog

   1 2020-01-09  Martin Jambor  <mjambor@suse.cz>
   2
   3         * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct,
   4         resolve_speculation and redirect_call_stmt_to_callee static.  Change
   5         return type of set_call_stmt to cgraph_edge *.
   6         * auto-profile.c (afdo_indirect_call): Adjust call to
   7         redirect_call_stmt_to_callee.
   8         * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *,
   9         make the this pointer explicit, adjust self-recursive calls and the
  10         call top make_direct.  Return the resulting edge.
  11         (cgraph_edge::remove): Make this pointer explicit.
  12         (cgraph_edge::resolve_speculation): Likewise, adjust call to remove.
  13         (cgraph_edge::make_direct): Likewise, adjust call to
  14         resolve_speculation.
  15         (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust
  16         call to set_call_stmt.
  17         (cgraph_update_edges_for_call_stmt_node): Update call to
  18         set_call_stmt and remove.
  19         * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
  20         Renamed edge to master_edge.  Adjusted calls to set_call_stmt.
  21         (cgraph_node::create_edge_including_clones): Moved "first" definition
  22         of edge to the block where it was used.  Adjusted calls to
  23         set_call_stmt.
  24         (cgraph_node::remove_symbol_and_inline_clones): Adjust call to
  25         cgraph_edge::remove.
  26         * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to
  27         make_direct and redirect_call_stmt_to_callee.
  28         * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to
  29         resolve_speculation and make_direct.
  30         * ipa-inline-transform.c (inline_transform): Adjust call to
  31         redirect_call_stmt_to_callee.
  32         (check_speculations_1):: Adjust call to resolve_speculation.
  33         * ipa-inline.c (resolve_noninline_speculation): Adjust call to
  34         resolve-speculation.
  35         (inline_small_functions): Adjust call to resolve_speculation.
  36         (ipa_inline): Likewise.
  37         * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to
  38         make_direct.
  39         * ipa-visibility.c (function_and_variable_visibility): Make iteration
  40         safe with regards to edge removal, adjust calls to
  41         redirect_call_stmt_to_callee.
  42         * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct
  43         and redirect_call_stmt_to_callee.
  44         * multiple_target.c (create_dispatcher_calls): Adjust call to
  45         redirect_call_stmt_to_callee
  46         (redirect_to_specific_clone): Likewise.
  47         * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
  48         Adjust calls to cgraph_edge::remove.
  49         * tree-inline.c (copy_bb): Adjust call to set_call_stmt.
  50         (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee.
  51         (expand_call_inline): Adjust call to cgraph_edge::remove.
  52
  53 2020-01-09  Martin Liska  <mliska@suse.cz>
  54
  55         * params.opt: Set Optimization for
  56         param_max_speculative_devirt_maydefs.
  57
  58 2020-01-09  Martin Sebor  <msebor@redhat.com>
  59
  60         PR middle-end/93200
  61         PR fortran/92956
  62         * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type.
  63
  64 2020-01-09  Martin Liska  <mliska@suse.cz>
  65
  66         * auto-profile.c (auto_profile): Use opt_for_fn
  67         for a parameter.
  68         * ipa-cp.c (ipcp_lattice::add_value): Likewise.
  69         (propagate_vals_across_arith_jfunc): Likewise.
  70         (hint_time_bonus): Likewise.
  71         (incorporate_penalties): Likewise.
  72         (good_cloning_opportunity_p): Likewise.
  73         (perform_estimation_of_a_value): Likewise.
  74         (estimate_local_effects): Likewise.
  75         (ipcp_propagate_stage): Likewise.
  76         * ipa-fnsummary.c (decompose_param_expr): Likewise.
  77         (set_switch_stmt_execution_predicate): Likewise.
  78         (analyze_function_body): Likewise.
  79         * ipa-inline-analysis.c (offline_size): Likewise.
  80         * ipa-inline.c (early_inliner): Likewise.
  81         * ipa-prop.c (ipa_analyze_node): Likewise.
  82         (ipcp_transform_function): Likewise.
  83         * ipa-sra.c (process_scan_results): Likewise.
  84         (ipa_sra_summarize_function): Likewise.
  85         * params.opt: Rename ipcp-unit-growth to
  86         ipa-cp-unit-growth.  Add Optimization for various
  87         IPA-related parameters.
  88
  89 2020-01-09  Richard Biener  <rguenther@suse.de>
  90
  91         PR middle-end/93054
  92         * gimplify.c (gimplify_expr): Deal with NOP definitions.
  93
  94 2020-01-09  Richard Biener  <rguenther@suse.de>
  95
  96         PR tree-optimization/93040
  97         * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit.
  98
  99 2020-01-09  Georg-Johann Lay  <avr@gjlay.de>
 100
 101         * common/config/avr/avr-common.c (avr_option_optimization_table)
 102         [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early.
 103
 104 2020-01-09  Martin Liska  <mliska@suse.cz>
 105
 106         * cgraphclones.c (symbol_table::materialize_all_clones):
 107         Use cgraph_node::dump_name.
 108
 109 2020-01-09  Jakub Jelinek  <jakub@redhat.com>
 110
 111         PR inline-asm/93202
 112         * config/riscv/riscv.c (riscv_print_operand_reloc): Use
 113         output_operand_lossage instead of gcc_unreachable.
 114         * doc/md.texi (riscv f constraint): Fix typo.
 115
 116         PR target/93141
 117         * config/i386/i386.md (subv<mode>4): Use SWIDWI iterator instead of
 118         SWI.  Use <general_hilo_operand> instead of <general_operand>.  Use
 119         CONST_SCALAR_INT_P instead of CONST_INT_P.
 120         (*subv<mode>4_1): Rename to ...
 121         (subv<mode>4_1): ... this.
 122         (*subv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
 123         define_insn_and_split patterns.
 124         (*subv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
 125         patterns.
 126
 127 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 128
 129         * vec.c (class selftest::count_dtor): New class.
 130         (selftest::test_auto_delete_vec): New test.
 131         (selftest::vec_c_tests): Call it.
 132         * vec.h (class auto_delete_vec): New class template.
 133         (auto_delete_vec<T>::~auto_delete_vec): New dtor.
 134
 135 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 136
 137         * sbitmap.h (auto_sbitmap): Add operator const_sbitmap.
 138
 139 2020-01-08  Jim Wilson  <jimw@sifive.com>
 140
 141         * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out
 142         use of TLS_MODEL_LOCAL_EXEC when not pic.
 143
 144 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 145
 146         * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix
 147         memory leak.
 148
 149 2020-01-08  Jakub Jelinek  <jakub@redhat.com>
 150
 151         PR target/93187
 152         * config/i386/i386.md (*stack_protect_set_2_<mode> peephole2,
 153         *stack_protect_set_3 peephole2): Also check that the second
 154         insns source is general_operand.
 155
 156         PR target/93174
 157         * config/i386/i386.md (addcarry<mode>_0): Use nonimmediate_operand
 158         predicate for output operand instead of register_operand.
 159         (addcarry<mode>, addcarry<mode>_1): Likewise.  Add alternative with
 160         memory destination and non-memory operands[2].
 161
 162 2020-01-08  Martin Liska  <mliska@suse.cz>
 163
 164         * cgraph.c (cgraph_node::dump): Use ::dump_name or
 165         ::dump_asm_name instead of (::name or ::asm_name).
 166         * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
 167         * cgraphunit.c (walk_polymorphic_call_targets): Likewise.
 168         (analyze_functions): Likewise.
 169         (expand_all_functions): Likewise.
 170         * ipa-cp.c (ipcp_cloning_candidate_p): Likewise.
 171         (propagate_bits_across_jump_function): Likewise.
 172         (dump_profile_updates): Likewise.
 173         (ipcp_store_bits_results): Likewise.
 174         (ipcp_store_vr_results): Likewise.
 175         * ipa-devirt.c (dump_targets): Likewise.
 176         * ipa-fnsummary.c (analyze_function_body): Likewise.
 177         * ipa-hsa.c (check_warn_node_versionable): Likewise.
 178         (process_hsa_functions): Likewise.
 179         * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise.
 180         (set_alias_uids): Likewise.
 181         * ipa-inline-transform.c (save_inline_function_body): Likewise.
 182         * ipa-inline.c (recursive_inlining): Likewise.
 183         (inline_to_all_callers_1): Likewise.
 184         (ipa_inline): Likewise.
 185         * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
 186         (ipa_propagate_frequency): Likewise.
 187         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
 188         (remove_described_reference): Likewise.
 189         * ipa-pure-const.c (worse_state): Likewise.
 190         (check_retval_uses): Likewise.
 191         (analyze_function): Likewise.
 192         (propagate_pure_const): Likewise.
 193         (propagate_nothrow): Likewise.
 194         (dump_malloc_lattice): Likewise.
 195         (propagate_malloc): Likewise.
 196         (pass_local_pure_const::execute): Likewise.
 197         * ipa-visibility.c (optimize_weakref): Likewise.
 198         (function_and_variable_visibility): Likewise.
 199         * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
 200         (ipa_discover_variable_flags): Likewise.
 201         * lto-streamer-out.c (output_function): Likewise.
 202         (output_constructor): Likewise.
 203         * tree-inline.c (copy_bb): Likewise.
 204         * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
 205         * varpool.c (symbol_table::remove_unreferenced_decls): Likewise.
 206
 207 2020-01-08  Richard Biener  <rguenther@suse.de>
 208
 209         PR middle-end/93199
 210         * tree-eh.c (sink_clobbers): Update virtual operands for
 211         the first and last stmt only.  Add a dry-run capability.
 212         (pass_lower_eh_dispatch::execute): Perform clobber sinking
 213         after CFG manipulations and in RPO order to catch all
 214         secondary opportunities reliably.
 215
 216 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 217
 218         PR target/93182
 219         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
 220
 221 2019-01-08  Richard Biener  <rguenther@suse.de>
 222
 223         PR middle-end/93199
 224         * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified.
 225         * tree-ssa-loop-im.c (move_computations_worker): Properly adjust
 226         virtual operand, also updating SSA use.
 227         * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction):
 228         Update stmt after resetting virtual operand.
 229         (tree_loop_interchange::move_code_to_inner_loop): Likewise.
 230         * gimple-iterator.c (gsi_remove): When not removing the stmt
 231         permanently do not delink immediate uses or mark the stmt modified.
 232
 233 2020-01-08  Martin Liska  <mliska@suse.cz>
 234
 235         * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name.
 236         (ipa_call_context::estimate_size_and_time): Likewise.
 237         (inline_analyze_function): Likewise.
 238
 239 2020-01-08  Martin Liska  <mliska@suse.cz>
 240
 241         * cgraph.c (cgraph_node::dump): Use systematically
 242         dump_asm_name.
 243
 244 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 245
 246         Add -nodevicespecs option for avr.
 247
 248         PR target/93182
 249         * config/avr/avr.opt (-nodevicespecs): New driver option.
 250         * config/avr/driver-avr.c (avr_devicespecs_file): Only issue
 251         "-specs=device-specs/..." if that option is not set.
 252         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
 253
 254 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 255
 256         Implement 64-bit double functions for avr.
 257
 258         PR target/92055
 259         * config.gcc (tm_defines) [target=avr]: Support --with-libf7,
 260         --with-double-comparison.
 261         * doc/install.texi: Document them.
 262         * config/avr/avr-c.c (avr_cpu_cpp_builtins)
 263         <WITH_LIBF7_LIBGCC, WITH_LIBF7_MATH, WITH_LIBF7_MATH_SYMBOLS>
 264         <WITH_DOUBLE_COMPARISON>: New built-in defines.
 265         * doc/invoke.texi (AVR Built-in Macros): Document them.
 266         * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New.
 267         * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function.
 268         * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro.
 269
 270 2020-01-08  Richard Earnshaw  <rearnsha@arm.com>
 271
 272         PR target/93188
 273         * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
 274         armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
 275         when only building rm-profile multilibs.
 276
 277 2020-01-08  Feng Xue  <fxue@os.amperecomputing.com>
 278
 279         PR ipa/93084
 280         * ipa-cp.c (self_recursively_generated_p): Find matched aggregate
 281         lattice for a value to check.
 282         (propagate_vals_across_arith_jfunc): Add an assertion to ensure
 283         finite propagation in self-recursive scc.
 284
 285 2020-01-08  Luo Xiong Hu  <luoxhu@linux.ibm.com>
 286
 287         * ipa-inline.c (caller_growth_limits): Restore the AND.
 288
 289 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
 290
 291         * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator.
 292         (VEC_ALLREG_ALT): New iterator.
 293         (VEC_ALLREG_INT_MODE): New iterator.
 294         (VCMP_MODE): New iterator.
 295         (VCMP_MODE_INT): New iterator.
 296         (vec_cmpu<mode>di): Use VCMP_MODE_INT.
 297         (vec_cmp<u>v64qidi): New define_expand.
 298         (vec_cmp<mode>di_exec): Use VCMP_MODE.
 299         (vec_cmpu<mode>di_exec): New define_expand.
 300         (vec_cmp<u>v64qidi_exec): New define_expand.
 301         (vec_cmp<mode>di_dup): Use VCMP_MODE.
 302         (vec_cmp<mode>di_dup_exec): Use VCMP_MODE.
 303         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>): Rename ...
 304         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): ... to this.
 305         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Rename ...
 306         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): ... to this.
 307         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>): Rename ...
 308         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): ... to this.
 309         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Rename ...
 310         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): ... to
 311         this.
 312         * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes.
 313         * config/gcn/gcn.md (expander): Add sign_extend and zero_extend.
 314
 315 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
 316
 317         * config/gcn/constraints.md (DA): Update description and match.
 318         (DB): Likewise.
 319         (Db): New constraint.
 320         * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second
 321         parameter.
 322         * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter.
 323         Implement 'Db' mixed immediate type.
 324         * config/gcn/gcn-valu.md (addcv64si3<exec_vcc>): Rework constraints.
 325         (addcv64si3_dup<exec_vcc>): Delete.
 326         (subcv64si3<exec_vcc>): Rework constraints.
 327         (addv64di3): Rework constraints.
 328         (addv64di3_exec): Rework constraints.
 329         (subv64di3): Rework constraints.
 330         (addv64di3_dup): Delete.
 331         (addv64di3_dup_exec): Delete.
 332         (addv64di3_zext): Rework constraints.
 333         (addv64di3_zext_exec): Rework constraints.
 334         (addv64di3_zext_dup): Rework constraints.
 335         (addv64di3_zext_dup_exec): Rework constraints.
 336         (addv64di3_zext_dup2): Rework constraints.
 337         (addv64di3_zext_dup2_exec): Rework constraints.
 338         (addv64di3_sext_dup2): Rework constraints.
 339         (addv64di3_sext_dup2_exec): Rework constraints.
 340
 341 2020-01-07  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 342
 343         * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented
 344         existing target checks.
 345
 346 2020-01-07  Richard Biener  <rguenther@suse.de>
 347
 348         * doc/install.texi: Bump minimal supported MPC version.
 349
 350 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
 351
 352         * langhooks-def.h (lhd_simulate_enum_decl): Declare.
 353         (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it.
 354         * langhooks.c: Include stor-layout.h.
 355         (lhd_simulate_enum_decl): New function.
 356         * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call
 357         handle_arm_sve_h for the LTO frontend.
 358         (register_vector_type): Cope with null returns from pushdecl.
 359
 360 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
 361
 362         * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p)
 363         (aarch64_sve::nvectors_if_data_type): Replace with...
 364         (aarch64_sve::builtin_type_p): ...this.
 365         * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h.
 366         (find_vector_type): Delete.
 367         (add_sve_type_attribute): New function.
 368         (lookup_sve_type_attribute): Likewise.
 369         (register_builtin_types): Add an "SVE type" attribute to each type.
 370         (register_tuple_type): Likewise.
 371         (svbool_type_p, nvectors_if_data_type): Delete.
 372         (mangle_builtin_type): Use lookup_sve_type_attribute.
 373         (builtin_type_p): Likewise.  Add an overload that returns the
 374         number of constituent vector and predicate registers.
 375         * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete.
 376         (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p
 377         instead of aarch64_sve_argument_p.
 378         (aarch64_takes_arguments_in_sve_regs_p): Likewise.
 379         (aarch64_pass_by_reference): Likewise.
 380         (aarch64_function_value_1): Likewise.
 381         (aarch64_return_in_memory): Likewise.
 382         (aarch64_layout_arg): Likewise.
 383
 384 2020-01-07  Jakub Jelinek  <jakub@redhat.com>
 385
 386         PR tree-optimization/93156
 387         * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second
 388         least significant bit is always clear.
 389
 390         PR tree-optimization/93118
 391         * match.pd ((x >> c) << c -> x & (-1<<c)): Add nop_convert?.  Add new
 392         simplifier with two intermediate conversions.
 393
 394 2020-01-07  Martin Liska  <mliska@suse.cz>
 395
 396         * params.opt: Add Optimization for various parameters.
 397
 398 2020-01-07  Martin Liska  <mliska@suse.cz>
 399
 400         PR ipa/83411
 401         * doc/extend.texi: Explain cloning for target_clone
 402         attribute.
 403
 404 2020-01-07  Martin Liska  <mliska@suse.cz>
 405
 406         PR tree-optimization/92860
 407         * common.opt: Make in Optimization option
 408         as it is affected by -O0, which is an Optimization
 409         option.
 410         * tree-inline.c (tree_inlinable_function_p):
 411         Use opt_for_fn for warn_inline.
 412         (expand_call_inline): Likewise.
 413
 414 2020-01-07  Martin Liska  <mliska@suse.cz>
 415
 416         PR tree-optimization/92860
 417         * common.opt: Make flag_ree as optimization
 418         attribute.
 419
 420 2020-01-07  Martin Liska  <mliska@suse.cz>
 421
 422         PR optimization/92860
 423         * params.opt: Mark param_min_crossjump_insns with Optimization
 424         keyword.
 425
 426 2020-01-07  Luo Xiong Hu  <luoxhu@linux.ibm.com>
 427
 428         * ipa-inline-analysis.c (estimate_growth): Fix typo.
 429         * ipa-inline.c (caller_growth_limits): Use OR instead of AND.
 430
 431 2020-01-06  Michael Meissner  <meissner@linux.ibm.com>
 432
 433         * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New
 434         helper function to return the valid addressing formats for a given
 435         hard register and mode.
 436         (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask.
 437
 438         * config/rs6000/constraints.md (Q constraint): Update
 439         documentation.
 440         * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint
 441         documentation.
 442
 443         * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
 444         Use 'Q' for doing vector extract from memory.
 445         (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
 446         memory.
 447         (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
 448         doing vector extract from memory.
 449         (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
 450         extract from memory.
 451
 452         * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
 453         for the offset being 34-bits when -mcpu=future is used.
 454
 455 2020-01-06  John David Anglin  <danglin@gcc.gnu.org>
 456
 457         * config/pa/pa.md: Revert change to use ordered_comparison_operator
 458         instead of cmpib_comparison_operator in cmpib patterns.
 459         * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
 460         of cmpib_comparison_operator.  Revise comment.
 461
 462 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 463
 464         * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
 465         in an IFN_DIV_POW2 node to be equal.
 466
 467 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 468
 469         * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
 470         (vect_check_scalar_mask): ...this.
 471         (vectorizable_store, vectorizable_load): Update call accordingly.
 472         (vectorizable_call): Use vect_check_scalar_mask to check the mask
 473         argument in calls to conditional internal functions.
 474
 475 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 476
 477         * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
 478         '0' matching inputs.
 479         (subv64di3_exec): Likewise.
 480
 481 2020-01-06  Bryan Stenson  <bryan@siliconvortex.com>
 482
 483         * config/mips/mips.c (vr4130_align_insns): Fix typo.
 484         * doc/md.texi (movstr): Likewise.
 485
 486 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 487
 488         * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
 489         clobber.
 490
 491 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 492
 493         * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
 494         Depend on...
 495         (s-aarch64-tune-md): ...this new stamp file.  Pipe the new contents
 496         to a temporary file and use move-if-change to update the real
 497         file where necessary.
 498
 499 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 500
 501         * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
 502         rather than Upa for CPY /M.
 503
 504 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 505
 506         * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
 507         immediate.
 508
 509 2020-01-06  Martin Liska  <mliska@suse.cz>
 510
 511     PR tree-optimization/92860
 512     * params.opt: Mark param_max_combine_insns with Optimization
 513     keyword.
 514
 515 2020-01-05  Jakub Jelinek  <jakub@redhat.com>
 516
 517         PR target/93141
 518         * config/i386/i386.md (SWIDWI): New mode iterator.
 519         (DWI, dwi): Add TImode variants.
 520         (addv<mode>4): Use SWIDWI iterator instead of SWI.  Use
 521         <general_hilo_operand> instead of <general_operand>.  Use
 522         CONST_SCALAR_INT_P instead of CONST_INT_P.
 523         (*addv<mode>4_1): Rename to ...
 524         (addv<mode>4_1): ... this.
 525         (QWI): New mode attribute.
 526         (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
 527         define_insn_and_split patterns.
 528         (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
 529         patterns.
 530         (uaddv<mode>4): Use SWIDWI iterator instead of SWI.  Use
 531         <general_hilo_operand> instead of <general_operand>.
 532         (*addcarry<mode>_1): New define_insn.
 533         (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
 534
 535 2020-01-03  Konstantin Kharlamov  <Hi-Angel@yandex.ru>
 536
 537         * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
 538         Use "call" instead of "set".
 539
 540 2020-01-03  Martin Jambor  <mjambor@suse.cz>
 541
 542         PR ipa/92917
 543         * ipa-cp.c (print_all_lattices): Skip functions without info.
 544
 545 2020-01-03  Jakub Jelinek  <jakub@redhat.com>
 546
 547         PR target/93089
 548         * config/i386/i386-options.c (ix86_simd_clone_adjust): If
 549         TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
 550         simd clones.  If TARGET_PREFER_AVX256, use prefer-vector-width=512
 551         for 'e' simd clones.
 552
 553         PR target/93089
 554         * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
 555         entry.
 556         (mprefer-vector-width=): Add Save.
 557         * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
 558         -mprefer-vector-width= if non-zero.  Fix up -mfpmath= comment.
 559         (ix86_debug_options, ix86_function_specific_print): Adjust
 560         ix86_target_string callers.
 561         (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
 562         (ix86_valid_target_attribute_tree): Likewise.
 563         * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
 564         * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
 565         ix86_target_string caller.
 566
 567         PR target/93110
 568         * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
 569         emitting ASHIFTRT, XOR and MINUS by hand.  Use gen_int_mode with QImode
 570         instead of gen_int_shift_amount + convert_modes.
 571
 572         PR rtl-optimization/93088
 573         * loop-iv.c (find_single_def_src): Punt after looking through
 574         128 reg copies for regs with single definitions.  Move definitions
 575         to first uses.
 576
 577 2020-01-02  Dennis Zhang  <dennis.zhang@arm.com>
 578
 579         * config/arm/arm-c.c (arm_cpu_builtins): Define
 580         __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
 581         __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
 582         __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
 583         * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
 584         * config/arm/arm-tables.opt: Regenerated.
 585         * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
 586         arm_arch_i8mm and arm_arch_bf16 when enabled.
 587         * config/arm/arm.h (TARGET_I8MM): New macro.
 588         (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
 589         * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
 590         * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
 591         * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
 592         (v8_6_a_simd_variants): New.
 593         (v8_*_a_simd_variants): Add i8mm and bf16.
 594         * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
 595
 596 2020-01-02  Jakub Jelinek  <jakub@redhat.com>
 597
 598         PR ipa/93087
 599         * predict.c (compute_function_frequency): Don't call
 600         warn_function_cold on functions that already have cold attribute.
 601
 602 2020-01-01  John David Anglin  <danglin@gcc.gnu.org>
 603
 604         PR target/67834
 605         * config/pa/pa.c (pa_elf_select_rtx_section): New.  Put references to
 606         COMDAT group function labels in .data.rel.ro.local section.
 607         * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
 608
 609         PR target/93111
 610         * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
 611         comparison_operator in B and S integer comparisons.  Likewise, use
 612         ordered_comparison_operator instead of cmpib_comparison_operator in
 613         cmpib patterns.
 614         * config/pa/predicates.md (cmpib_comparison_operator): Remove.
 615
 616 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 617
 618         Update copyright years.
 619
 620         * gcc.c (process_command): Update copyright notice dates.
 621         * gcov-dump.c (print_version): Ditto.
 622         * gcov.c (print_version): Ditto.
 623         * gcov-tool.c (print_version): Ditto.
 624         * gengtype.c (create_file): Ditto.
 625         * doc/cpp.texi: Bump @copying's copyright year.
 626         * doc/cppinternals.texi: Ditto.
 627         * doc/gcc.texi: Ditto.
 628         * doc/gccint.texi: Ditto.
 629         * doc/gcov.texi: Ditto.
 630         * doc/install.texi: Ditto.
 631         * doc/invoke.texi: Ditto.
 632
 633 2020-01-01  Jan Hubicka  <hubicka@ucw.cz>
 634
 635         * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
 636         summary.
 637
 638 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 639
 640         PR tree-optimization/93098
 641         * match.pd (popcount): For shift amounts, use integer_onep
 642         or wi::to_widest () == cst instead of tree_to_uhwi () == cst
 643         tests.  Make sure that precision is power of two larger than or equal
 644         to 16.  Ensure shift is never negative.  Use HOST_WIDE_INT_UC macro
 645         instead of ULL suffixed constants.  Formatting fixes.
 646 \f
 647 Copyright (C) 2020 Free Software Foundation, Inc.
 648
 649 Copying and distribution of this file, with or without modification,
 650 are permitted in any medium without royalty provided the copyright
 651 notice and this notice are preserved.